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PJS KUMAR


Last seen: ongeveer 3 jaar ago Active since 2018

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Example for diffusion equation used to reduce the noise in an image
In image processing, we know that the diffusion equation is used to reduce the noise in an image. Explain in detail with an exam...

meer dan 3 jaar ago | 0 answers | 0

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Answered
selecting an element of a vector
How to select an element of a vector which is previous to the given value xp. Suppose we have a vector x=[1 1.05 1.1 1.1...

meer dan 5 jaar ago | 0

Question


selecting an element of a vector
How to select an element of a vector which is nearest to the given value xp. Suppose we have a vector x=[1 1.05 1.1 1.15...

meer dan 5 jaar ago | 2 answers | 0

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answers

Question


gauss forward interpolation method
I wrote the following code for gauss interpolation function [ yval ] = gauss_p( xd,yd,xp ) n=length(xd); if(length(yd...

meer dan 5 jaar ago | 1 answer | 0

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Gauss forward interpolation formula
n = length(x) I created the difference table (tbl) using the following code. difference table is in attached file tbl...

meer dan 5 jaar ago | 0 answers | 0

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usage of cumprod function to write the code
To create a vector t, where t = [1 u/1! u(u-1)/2! u(u-1)(u-2)/3! ... (u(u-1)..(u-(n-2)))/(n-1)! I wrote the followi...

meer dan 5 jaar ago | 1 answer | 0

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answer

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difference between anonymous function and symbolic function
I declared a function in the following two ways. I want to know the difference between two function declarations 1) syms x ...

meer dan 5 jaar ago | 1 answer | 0

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answer

Question


Taylor Series expansion error
I have the following code for taylor series expansion. function [sol]=Taylor(fn,a,b,y0,h,nd) syms x y(x); ...

meer dan 5 jaar ago | 1 answer | 0

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answer

Question


Modified Euler's method expansion
suggest me to modify the following Euler's method expansion code so as to avoid the calculation of k2 two times function []...

meer dan 5 jaar ago | 0 answers | 0

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answers

Answered
taylor series method expansion
function D = dy(x,y) f = x^2+y^2; df = 2*x+2*y*f; d2f = 2+2*(f^2+y*df); d3f = 2*(2*f*df+f*df+y*d2f); ...

meer dan 5 jaar ago | 0

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Question


taylor series method expansion
I wrote the following code function yb=taylor(f,a,b,ya,n) syms x y; h=(b-a)/n; y(1)=ya; y(2)=f; ht=h.^(0:5)....

meer dan 5 jaar ago | 2 answers | 0

2

answers

Question


Euler method for ODE
I wrote the following code for Euler method function sol=Euler2(fn,a,b,y0,n) h=(b-a)/n; x=a:h:b; y(1)=y0; for k...

meer dan 5 jaar ago | 1 answer | 0

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answer

Answered
Taylor series method expansion
The above program is not working for the function f=x^2 + y^2 and giving error as >> f=@(x)x^2+y^2 f = function...

meer dan 5 jaar ago | 0

Answered
Taylor series method expansion
I wrote the following code for tayler series expansion function yb=taylor(f,a,b,ya,n) syms x y; h=(b-a)/n; y(1)=ya...

meer dan 5 jaar ago | 0

Question


taylor series expansion function call
I have the following code for taylor series method. function yval=taylor(f,x0,y0,xval) h=xval-x0; syms x y; y=zer...

meer dan 5 jaar ago | 0 answers | 0

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Question


taylor series method expansion
I am using the following code for taylor series function [T,Y] = taylor(f,a,b,ya,m) h = (b - a)/m; T = zeros(1,m+1)...

meer dan 5 jaar ago | 1 answer | 0

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answer

Question


taylor series expansion process
help me in writing the code for the following series with the given input values, y',y0,a,b,n <</matlabcentral/answers/upload...

meer dan 5 jaar ago | 0 answers | 0

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Question


differentiation for a function
y'=x-y^2 give me the function to get derivative as y'' =1-2*y*y'

meer dan 5 jaar ago | 2 answers | 0

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Question


Taylor series method expansion
function sol=taylor1(fn,dfn,a,b,y0,n) h=(b-a)/n; x=a+(0:n)*h; y(1)=y0; for k=1:n y(k+1)=y(k)+h*feval(fn,x(k...

meer dan 5 jaar ago | 2 answers | 0

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answers

Question


How to write a simple MATLAB code for simplification of if.. else.. code
My program has a vector x=(x1,x2,...xn) and I want to compare xp with the values of the vector x. I wrote the following code i...

meer dan 5 jaar ago | 3 answers | 0

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answers

Question


Suppose I have a set of points xi = {x0,x1,x2,...xn} and corresponding function values fi = f(xi) = {f0,f1,f2,...,fn}, how to find derivative
Suppose I have a set of points xi = {x0,x1,x2,...xn} and corresponding function values fi = f(xi) = {f0,f1,f2,...,fn}, where f(x...

meer dan 5 jaar ago | 1 answer | 0

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answer

Question


How to create a vector with a sequence 1, u, u(u-1), u(u-1)(u-2)....
How to create a vector with a sequence 1, u, u(u-1), u(u-1)(u-2)....

meer dan 5 jaar ago | 2 answers | 0

2

answers

Question


Help with numerical differentiation using difference tables
For the following data x=[1:0.2:2.2] y=[2.7183 3.3201 4.0552 4.9532 6.0496 7.3891 9.0250] help me to write MATLAB cod...

meer dan 5 jaar ago | 0 answers | 0

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Question


matlab program for estimating the approximate derivative of f(x) at x=xi using difference tables
matlab program for estimating the approximate derivative of f(x) at x=xi using difference tables

meer dan 5 jaar ago | 0 answers | 0

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Question


newton forward interpolation method by using less number of for loops
I wrote the following program for newton forward interpolation method. Can it be written with reduced code using single for loop...

meer dan 5 jaar ago | 1 answer | 0

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Question


what is the MATLAB function to evaluate ncr value when n is real
what is the MATLAB function to evaluate ncr value when n is real

meer dan 5 jaar ago | 1 answer | 0

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Question


Generating difference table for Newton interpolation method
I am using the following code to generate forward difference table. diff=yd'; for j=2:n for i=1:n-(j-1) diff(i...

meer dan 5 jaar ago | 0 answers | 0

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Question


program for lagranges interpolation method using single for loop
how to program for lagranges interpolation method using single for loop

meer dan 5 jaar ago | 1 answer | 0

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Question


bisection method error while checking loop with f(p)
function p = bisection(f,a,b) if f(a)*f(b)>0 disp('Wrong choice bro') else p = (a + b)/2; err = ab...

meer dan 5 jaar ago | 0 answers | 0

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